Keystones — Cornerstone
Five GCSE retrieval questions · 26 September 2024 · mathsvault.uk/keystones
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1. Number
What is the missing number: 49 + ? = 132
Answer: 83 -
2. Algebra
Simplify: 3x + 8x
Answer: 11x -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics
Find the mean of: 5, 19, 10
Answer: 11.333333333333